<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>超链接</title>
</head>
<body>
<a href="http://www.4399.com/" target="_self">
    访问4399
</a><br/>
<a href="https://lol.qq.com/main.shtml" target="_blank">
    访问lol
</a>
</body>
</html>